Well. They must have done it that way.

他们一定就是这么做的。

He knew what the dementor must have done.

他知道摄魂怪做了什么。

The Slytherins must have done something to it.

斯莱特林队一定对它做了手脚。

He had imagined it, he must have done.

他看到了… … 他必须做点什么。

Of course he did. He must have done so.

当然是从那个洞进来的了，这是毫无疑义的。

You must have done it when you fell over, Duggee.

你肯定是在摔跤的时候弄的，道奇。

She must have done a lot of work on it.

她一定在这上面花了不少工夫。

You must have done something extra special to get a trophy.

你一定做了一些特别的事情来获得奖杯。

I must have done it 25 times this swinging on a big rope.

我应该在这根绳子上荡了25次。

I see. Moblogging must have done a great favor for habitual bloggers like you.

明白了。对于你们这样的博客迷，移动博客肯定是帮了大忙了。

Well, he let me on the team, So I must have done something right.

他让我进了队里，所以我应该没做错什么。

Wendy had danced with joy, just as the real Mrs. Darling must have done.

温迪开心地跳起舞来，就像真正的达林夫人肯定会做的那样。

Professor McGonagall had a way of making him feel he must have done something wrong.

麦格教授总让他觉得自己有什么事做错了。

" The tree is dead" ! cried one priest. " That monkey must have done this" .

" 人参果树死了！" 一个道士大叫，" 一定是那个猴子干的。"

" They must have done so. I have a confused memory, too, of having been lifted and conveyed somewhere."

" 想必他们是这样做的。我模模糊糊地有点记得似乎是被抬起来运到什么地方去过。"

We must have done-- I don't know.

我们一定已经做了——我不知道。

" He must have done it, because he stole the writing-desk" !

“一定是他干的， 因为他偷了写字台” ！

He must have done it, not me.

肯定是他干的 不是我。

I must have done something right because I am busier than ever.

我一定是做对了，因为我比以往任何时候都忙。

Oh, man, she must have done something bad.

她一定做了很糟糕的事。